APA (7th ed.) Citation

Evans, K. E., & Kerbs, R. R. (1977). Avian use of livestock watering ponds in Western South Dakota. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station.

Chicago Style (17th ed.) Citation

Evans, Keith E., and Roger R. Kerbs. Avian Use of Livestock Watering Ponds in Western South Dakota. Fort Collins, Colo.: Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1977.

MLA (9th ed.) Citation

Evans, Keith E., and Roger R. Kerbs. Avian Use of Livestock Watering Ponds in Western South Dakota. Dept. of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station, 1977.